In the wake of the Norway massacre and the initial media reaction #blamethemuslims became a top trend on Twitter. Started by @Strange_Sanum, a young muslim female, people on Twitter were able to ridicule the islamophobes and express their solidarity with Muslims.
This is how it started:
A selection of the notable ones. No need to repeat the islamophobic ones here:)
http://twitter.com/#!/ToastAndBanana/status/94925581933752320